Pith Number

pith:IEFT6V5Y

pith:2021:IEFT6V5YMMLDCYLE635JCK3BZN

not attested not anchored not stored refs pending

The Option Keyboard: Combining Skills in Reinforcement Learning

Andr\'e Barreto, Daniel Toyama, David Silver, Diana Borsa, Doina Precup, Eser Ayg\"un, Gheorghe Comanici, Jonathan Hunt, Philippe Hamel, Shaobo Hou, Shibl Mourad

arxiv:2106.13105 v1 · 2021-06-24 · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IEFT6V5YMMLDCYLE635JCK3BZN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:52:09.699804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

410b3f57b86316316164f6fa912b61cb6980217517a85b19bbaa3911bfc01f2d

Aliases

arxiv: 2106.13105 · arxiv_version: 2106.13105v1 · doi: 10.48550/arxiv.2106.13105 · pith_short_12: IEFT6V5YMMLD · pith_short_16: IEFT6V5YMMLDCYLE · pith_short_8: IEFT6V5Y

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IEFT6V5YMMLDCYLE635JCK3BZN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 410b3f57b86316316164f6fa912b61cb6980217517a85b19bbaa3911bfc01f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65397b423d4ce1b9449c90814d0df087ac6f512e382c3761050e66a08411f1e0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-06-24T15:40:57Z",
    "title_canon_sha256": "4654f2d896afaa147810f4872fd16098c3f98b77c7b45f87e279923f13ecf43f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13105",
    "kind": "arxiv",
    "version": 1
  }
}